在Stata中使用merge命令时遇到错误“factor-variable and time-series operators not allowed”通常意味着在合并过程中使用了不被允许的变量类型或操作符。这里有几个步骤可以帮助你解决这个问题: 理解错误信息: “factor-variable and time-series operators not allowed”意味着在合并操作中,你可能使用了因子变量(facto...
predict lpacf, resid 可这样依然会提示“factor-variable and time-series operators not allowed”。 你可能还会想,咦,是括号不对吧,再加上括号... 这样继续肝下去身体还要不要啦?! 正确的方法是,通过先生成对应的log运算变量,再运行命令。 clear use "/Users/mac/Desktop/数据/计算/基础指标完成" tsset id...
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1.Sobel检验中，标准误、Z值和P值都没有（如下图），请问是什么原因？2.在另一个模型中，我想用的自变量是滞后一期值L.X，但是当我输入sgmediation Y, mv(Z) iv( L.X)时候，输出结果提示：factor-variable and time-series operators not allowed(error in option iv( ))，这种情况怎么办呢？1.几个小...
Dear Statausers, When I run this command: tsset dtt probit y l.x1 l.x2 mfx I get the following error: factor variables and time-series operators not allowed r(101); What could be the reason for no mfx for lagged variables in time-series? Or am I missing something? Any comments woul...
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factor-variable and time-series operators not allow yxzdh 三年级 6 没太用过半参估计的,但是似乎xt这个是面板数据的?stata给出的例子里,都是面板数据,需要对时间进行区分,使用的格式是: xi: xtsemipar y x i.time, nonpar(z) 你可以参考一下? 溪日烟尘 托儿所 1 请问楼主这种面板数据的半参数...
This section describes core syntax concepts and query operators that are concatenated to form expressions. Supported literals Note The literals below are used to form expressions, see theSupported data typesarticle for the full list of data types. ...
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From"Anat (Manes) Tchetchik" <anatmanes@gmail.com> Tostatalist@hsphsun2.harvard.edu Subjectst: factor variables and time-series operators not allowed error for prgen after ologit DateThu, 1 Nov 2012 23:59:05 +0200 Follow-Ups: